RU2016149743A - A method of producing a dysprosium hafnate powder for absorbing elements of a nuclear reactor - Google Patents

A method of producing a dysprosium hafnate powder for absorbing elements of a nuclear reactor Download PDF

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Publication number
RU2016149743A
RU2016149743A RU2016149743A RU2016149743A RU2016149743A RU 2016149743 A RU2016149743 A RU 2016149743A RU 2016149743 A RU2016149743 A RU 2016149743A RU 2016149743 A RU2016149743 A RU 2016149743A RU 2016149743 A RU2016149743 A RU 2016149743A
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RU
Russia
Prior art keywords
dysprosium
nuclear reactor
absorbing elements
producing
rpm
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RU2016149743A
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Russian (ru)
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RU2016149743A3 (en
RU2679822C2 (en
Inventor
Жанна Владимировна Еремеева
Лариса Васильевна Мякишева
Владимир Сергеевич Панов
Владимир Юрьевич Лопатин
Евгений Александрович Пацера
Дарья Александровна Сидоренко
Андрей Александрович Непапушев
Original Assignee
Федеральное государственное автономное образовательное учреждение высшего образования "Национальный исследовательский технологический университет "МИСиС"
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Priority to RU2016149743A priority Critical patent/RU2679822C2/en
Publication of RU2016149743A3 publication Critical patent/RU2016149743A3/ru
Publication of RU2016149743A publication Critical patent/RU2016149743A/en
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    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C7/00—Control of nuclear reaction
    • G21C7/06—Control of nuclear reaction by application of neutron-absorbing material, i.e. material with absorption cross-section very much in excess of reflection cross-section
    • G21C7/24—Selection of substances for use as neutron-absorbing material
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00—Energy generation of nuclear origin
    • Y02E30/30—Nuclear fission reactors

Claims (1)

Способ изготовления высокодисперсных (наноструктурных и/или аморфных) порошков гафната диспрозия для поглощающих элементов ядерного реактора, отличающийся тем, что порошок композита получают путем механической активации смеси оксидов диспрозия и гафния, взятых в эквимолярном соотношении 63,9 мас.% оксида диспрозия и 36,1 мас.% оксида гафния, в шаровой планетарной мельнице при скорости вращения планетарного диска 500 - 900 об/мин, скорости вращения барабанов 1200 - 1500 об/мин., при отношении массы шаров к массе шихты - 45:1 в атмосфере аргона при Р=4 атм. в течение 40 - 60 мин.A method of manufacturing highly dispersed (nanostructured and / or amorphous) dysprosium hafnate powders for absorbing elements of a nuclear reactor, characterized in that the composite powder is obtained by mechanical activation of a mixture of dysprosium and hafnium oxides taken in an equimolar ratio of 63.9 wt.% Dysprosium oxide and 36, 1 wt.% Hafnium oxide, in a ball planetary mill at a planetary disk rotation speed of 500 - 900 rpm, drum rotation speed of 1200 - 1500 rpm, with a ratio of ball mass to charge mass of 45: 1 in an argon atmosphere at Р = 4 atm. within 40-60 minutes
RU2016149743A 2016-12-19 2016-12-19 Method for preparing dysprosium hafnate powder for absorbing elements of nuclear reactor RU2679822C2 (en)

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RU2016149743A true RU2016149743A (en) 2018-06-20
RU2679822C2 RU2679822C2 (en) 2019-02-13

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111933313A (en) * 2020-07-21 2020-11-13 上海核工程研究设计院有限公司 Long-life neutron absorbing material
CN113213916A (en) * 2021-05-19 2021-08-06 山东大学 Fluorite-structured dysprosium titanate reactor control rod and preparation method thereof
CN114044672A (en) * 2021-11-02 2022-02-15 中广核研究院有限公司 Control rod absorber material and preparation method thereof
CN114988869A (en) * 2022-05-09 2022-09-02 厦门稀土材料研究所 Rare earth medium-high entropy hafnate-based ceramic material and preparation method and application thereof
CN116514541A (en) * 2023-05-09 2023-08-01 有研资源环境技术研究院(北京)有限公司 Preparation method of composite ceramic absorber material and application of material

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0364650B1 (en) * 1988-10-19 1996-10-09 General Electric Company Sintered polycrystalline neutron-absorbent bodies comprising lanthanide rare-earth oxides and same water stabilized with a 4A-group metal oxide.
RU2124240C1 (en) * 1996-12-03 1998-12-27 Государственный научный центр Научно-исследовательского института атомных реакторов Neutron absorber for nuclear reactors
RU2590887C1 (en) * 2015-06-26 2016-07-10 Федеральное государственное автономное образовательное учреждение высшего образования "Национальный исследовательский технологический университет "МИСиС" Method of producing powder of dysprosium titanate for absorbing elements of nuclear reactor

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111933313A (en) * 2020-07-21 2020-11-13 上海核工程研究设计院有限公司 Long-life neutron absorbing material
CN111933313B (en) * 2020-07-21 2023-06-02 上海核工程研究设计院有限公司 Long-life neutron absorption material
CN113213916A (en) * 2021-05-19 2021-08-06 山东大学 Fluorite-structured dysprosium titanate reactor control rod and preparation method thereof
CN113213916B (en) * 2021-05-19 2022-02-11 山东大学 Fluorite-structured dysprosium titanate reactor control rod and preparation method thereof
CN114044672A (en) * 2021-11-02 2022-02-15 中广核研究院有限公司 Control rod absorber material and preparation method thereof
CN114988869A (en) * 2022-05-09 2022-09-02 厦门稀土材料研究所 Rare earth medium-high entropy hafnate-based ceramic material and preparation method and application thereof
CN114988869B (en) * 2022-05-09 2023-10-03 厦门稀土材料研究所 Rare earth medium-high entropy hafnate-based ceramic material, and preparation method and application thereof
CN116514541A (en) * 2023-05-09 2023-08-01 有研资源环境技术研究院(北京)有限公司 Preparation method of composite ceramic absorber material and application of material

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RU2016149743A3 (en) 2018-06-20
RU2679822C2 (en) 2019-02-13

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